package com.heima.behavior.service.impl;

import com.heima.behavior.service.ApBehaviorEntryService;
import com.heima.behavior.service.ApCollectionBehaviorService;
import com.heima.common.exception.CustException;
import com.heima.model.behavior.dtos.CollectionBehaviorDTO;
import com.heima.model.behavior.pojos.ApBehaviorEntry;
import com.heima.model.behavior.pojos.ApCollection;
import com.heima.model.common.dtos.ResponseResult;
import com.heima.model.common.enums.AppHttpCodeEnum;
import com.heima.model.threadlocal.AppThreadLocalUtils;
import com.heima.model.user.pojos.ApUser;
import com.mongodb.client.result.DeleteResult;
import org.checkerframework.checker.units.qual.A;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.mongodb.core.MongoTemplate;
import org.springframework.data.mongodb.core.query.Criteria;
import org.springframework.data.mongodb.core.query.Query;
import org.springframework.stereotype.Service;

import java.util.Date;

/**
 * author by itheima
 *
 * @Date 2022/3/9
 * Description
 */
@Service
public class ApCollectionBehaviorServiceImpl implements ApCollectionBehaviorService {
    /**
     * 收藏 取消收藏
     *
     * @param dto
     * @return
     */
    @Autowired
    MongoTemplate mongoTemplate;
    @Autowired
    ApBehaviorEntryService apBehaviorEntryService;

    @Override
    public ResponseResult collectBehavior(CollectionBehaviorDTO dto) {
      //  校验参数 需要登录 文章id不能null  操作类型 0 或 1
        if (dto.getArticleId()==null) {
            CustException.cust(AppHttpCodeEnum.DATA_NOT_EXIST,"文章id不存在");
        }
        ApUser user = AppThreadLocalUtils.getUser();
        if(user==null){
            CustException.cust(AppHttpCodeEnum.NEED_LOGIN,"需要先登录再操作");
        }
        // 根据userId查询行为实体数据
        ApBehaviorEntry apBehaviorenty = apBehaviorEntryService.findByUserIdOrEquipmentId(user.getId(),null);
        // 如果是收藏操作 判断是否已经收藏
        Query query = Query.query(Criteria.where("articleId").is(dto.getArticleId()).and("entryId").is(apBehaviorenty.getId()));
        if (dto.getOperation().equals(ApCollection.Type.ARTICLE.getCode())){
            ApCollection apcoll = mongoTemplate.findOne(query, ApCollection.class);
            if (apcoll==null){
                ApCollection apCollection = new ApCollection();
                apCollection.setEntryId(apBehaviorenty.getId());
                apCollection.setArticleId(dto.getArticleId());
                apCollection.setType(ApCollection.Type.ARTICLE.getCode());
                apCollection.setCollectionTime(new Date());
                mongoTemplate.save(apCollection);
            }else {
                CustException.cust(AppHttpCodeEnum.DATA_EXIST,"请勿重复收藏");
            }
        }else {
            mongoTemplate.remove(query,ApCollection.class);
        }
        //如果是取消收藏操作  删除收藏行为
        return ResponseResult.okResult();
    }
}
